APA (7e ed.) Bronvermelding

Bignell, V., Peters, G., Pym, C., & Hunter-Brown, C. (1977). Catastrophic failures. Open University Press.

Chicago (17e ed.) Bronvermelding

Bignell, Victor, Geoff Peters, Christopher Pym, en Caryl Hunter-Brown. Catastrophic Failures. Milton Keynes: Open University Press, 1977.

MLA (8e ed.) Bronvermelding

Bignell, Victor, et al. Catastrophic Failures. Open University Press, 1977.